Class Hex2Dec
- java.lang.Object
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- org.apache.poi.ss.formula.functions.Fixed1ArgFunction
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- org.apache.poi.ss.formula.functions.Hex2Dec
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- All Implemented Interfaces:
FreeRefFunction
,Function
,Function1Arg
public class Hex2Dec extends Fixed1ArgFunction implements FreeRefFunction
Implementation for Excel HEX2DEC() function.Syntax:
HEX2DEC (number)
Converts a hexadecimal number to decimal.
Number is the hexadecimal number you want to convert. Number cannot contain more than 10 characters (40 bits). The most significant bit of number is the sign bit. The remaining 39 bits are magnitude bits. Negative numbers are represented using two's-complement notation. Remark If number is not a valid hexadecimal number, HEX2DEC returns the #NUM! error value.
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Field Summary
Fields Modifier and Type Field Description static FreeRefFunction
instance
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Constructor Summary
Constructors Constructor Description Hex2Dec()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description ValueEval
evaluate(int srcRowIndex, int srcColumnIndex, ValueEval numberVE)
ValueEval
evaluate(ValueEval[] args, OperationEvaluationContext ec)
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Methods inherited from class org.apache.poi.ss.formula.functions.Fixed1ArgFunction
evaluate
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Field Detail
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instance
public static final FreeRefFunction instance
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Method Detail
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evaluate
public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval numberVE)
Description copied from interface:Function1Arg
- Specified by:
evaluate
in interfaceFunction1Arg
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evaluate
public ValueEval evaluate(ValueEval[] args, OperationEvaluationContext ec)
- Specified by:
evaluate
in interfaceFreeRefFunction
- Parameters:
args
- the pre-evaluated arguments for this function. args is nevernull
, nor are any of its elements.ec
- primarily used to identify the source cell containing the formula being evaluated. may also be used to dynamically create reference evals.- Returns:
- never
null
. Possibly an instance of ErrorEval in the case of a specified Excel error (Exceptions are never thrown to represent Excel errors).
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